Pub. 42004-545A
telephone VoIP WiFi Telephone Manual
Page 16 of 29
P:\Standard IOMs - Current Release\42004 Instr. Manuals\42004-545A.docx
03/20
Power
Ground
The enclosure must be connected to earth ground (see Figure 9 and Figure 14):
1.
Install a #6 ring lug on the ground conductor.
1.
Secure the ground conductor to the ground terminal, located on the rear of the front panel.
N
OTE
:
Not applicable to Model 393-810A.
Local Power
WiFi telephones require a local (isolated 24 to 48 V dc) power source to operate. Connect the local 24–
48 V dc power source to removable terminal block,
P5
(see Figure 17), on the VoIP Carrier PCBA:
1.
Install ferrules or tin the wire ends.
2.
Connect the positive conductor to the (+) terminal of
P5
.
3.
Connect the negative conductor to the (−) terminal of
P5
.
4.
Install the removable terminal block onto pin header
P5
, on the VoIP carrier PCBA.
Table 3. Power—P5
Pin
Label
Description
1
(
+
)
Positive
2
(
−
)
Negative
Network
Connection to the WLAN is via the on-board WiFi transceiver.
Antenna
An SMA connector is provided for the antenna connection (see Figure 17). The connector is mounted on
an L-bracket on top of the unit’s PCBA and is labeled
A
NTENNA
.
•
Models 393AL-810A and 394AL-812A include an integral, low-profile, WiFi antenna (secured to the
exterior of the top surface of the back box on the right side, when facing the unit.) This antenna is
pre-connected to the internal antenna connector.
•
The Model 393-810A uses an internal antenna.
•
Models 397-81
x
A and 398-81
x
A require the use of an external WiFi antenna. The antenna cable
must be fed through the rear enclosure of the telephone and secured to the SMA connector.
N
OTE
:
The antenna used in non-stanchion, flush-mount installations is customer-supplied.
A Model 12234-102 Antenna/Lens Kit (sold separately) should be used when installing the Model 397-
81
x
A and 398-81
x
A in a GAI-Tronics 234 Series Communication Station.
Auxiliary I/O
Inputs
The telephones have four auxiliary inputs for customer use. Terminate these inputs to terminal block
P12
, on the VoIP Carrier PCBA (see Figure 17).
